<template>
  <!-- <inputNumber
  @input="fatherNum = $event"
  :value="fatherNum" ></inputNumber> -->
  <inputNumber v-model:value="fatherNum"></inputNumber>
</template>

<script>
import inputNumber from './components/01.计数器组件'
export default {
  name: 'App',
  data () {
    return {
      fatherNum: 3
    }
  },
  components: {
    inputNumber
  }
}
</script>

<style></style>
